Dreaming of bananas is a very good dream as per dream meaning and interpretation. The dream is associated with growth and new change. You can expect something nice and fun happening pretty soon.
Dream of lot of bananas is associated with party or sudden movement to a happy place or dream location.
Dream of a single banana is associated with weird fantasy. Some of it might come true.
Dream of bananas laying around means you will be spoilt for choice. You will get multiple opportunities.
Dream of bananas going bad or rotting etc is a sign of missed opportunity. The dream is asking you to be careful about things and make use of chances that come your way.